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     educateyourhealth.com

     • The thyroid-stimulating hormone (TSH) test measures the amount of TSH in the blood to convey how well a person’s thyroid functions. Normal levels are typically 0.4 to 4.0 milliunits per liter (mU/L) Doctors can use TSH test results to diagnose thyroid disorders, such as hypothyroidism and hyperthyroidism.
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     TSH Levels: Low to high ranges, symptoms, and what they mean

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   What does TSH mean on a blood test?

   • TSH stands for thyroid stimulating hormone. A TSH test is a blood test that measures this hormone. TSH levels that are too high or too low may be a sign of a thyroid problem. The thyroid is a small, butterfly-shaped gland in the front of your neck. Your thyroid makes hormones that control how your body uses energy.

   TSH (Thyroid-stimulating hormone) Test - MedlinePlus

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   Why is a TSH test performed?

   • A TSH test is often performed to determine the underlying cause of abnormal thyroid hormone levels. It’s also used to screen for an underactive or overactive thyroid gland. By measuring the level of TSH in the blood, your doctor can determine how well the thyroid is working. Why is a thyroid-stimulating hormone test performed?

   TSH (Thyroid-Stimulating Hormone) Test - Healthline

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   What does a high TSH level mean?

   • TSH levels below 0.4mU/L indicate hyperthyroidism, while levels of about 4.0mU/L and above indicate hypothyroidism. The further the result from these levels, the more severe the result is. What happens when TSH levels are high? High TSH levels indicate that a person has an underactive thyroid, meaning it is not producing enough essential hormones.

   TSH Levels: Low to high ranges, symptoms, and what they mean

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3. www.medicalnewstoday.com › articles › 326774TSH Levels: Low to high ranges, symptoms, and what they mean

   www.medicalnewstoday.com › articles › 326774

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   Dec 22, 2023 · The thyroid-stimulating hormone (TSH) test measures the amount of TSH in the blood to convey how well a person’s thyroid functions. Normal levels are typically 0.4 to 4.0 milliunits per liter...

4. www.webmd.com › women › what-is-tsh-testThyroid-Stimulating Hormone (TSH): TSH Levels Test - WebMD

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   Nov 14, 2023 · TSH triggers your thyroid to make a hormone called thyroxine (T4). Once released into your blood, T4 is turned into another, more potent hormone called triiodothyronine (T3). “Thyroid hormone”...

5. www.verywellhealth.com › understanding-thyroidTSH Levels: What Do High and Low Levels Mean? - Verywell Health

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   May 14, 2024 · Normal thyroid-stimulating hormone (TSH) levels generally fall between 0.4 and 4.0 milliunits per liter (mU/L). TSH levels higher than 4.5 mU/L usually indicate an underactive thyroid ( hypothyroidism ), and low TSH levels—below 0.4 mU/L—indicate an overactive thyroid ( hyperthyroidism ).

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7. my.clevelandclinic.org › health › articlesThyroid-Stimulating Hormone (TSH) Levels - Cleveland Clinic

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   Jul 25, 2022 · Thyroid-stimulating hormone (TSH) triggers your thyroid to release its hormones, which mainly impact your body’s metabolism. High TSH levels usually indicate hypothyroidism, and low TSH levels usually indicate hyperthyroidism.

8. medlineplus.gov › lab-tests › tsh-thyroidTSH (Thyroid-stimulating hormone) Test - MedlinePlus

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   A TSH test is used to find out how well your thyroid is working. It can tell if you have hyperthyroidism (too much thyroid hormone) or hypothyroidism (too little thyroid hormone) in your blood. But a TSH test can't show what is causing a thyroid problem.

9. www.healthline.com › health › tshTSH (Thyroid-Stimulating Hormone) Test - Healthline

   www.healthline.com › health › tsh

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   Dec 17, 2020 · Results. A thyroid stimulating hormone (TSH) test measures the amount of TSH in the blood. A blood test can measure TSH and help a doctor diagnose a thyroid condition such as hypothyroidism or...

10. www.mayoclinic.org › diseases-conditionsHypothyroidism (underactive thyroid) - Diagnosis and ...

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    Dec 10, 2022 · The first blood test typically done to diagnose hypothyroidism measures the level of thyroid-stimulating hormone (TSH) in the blood. If it's high, the test is done again, along with a blood test for the thyroid hormone T-4. If the results show that TSH is high and T-4 is low, then the diagnosis is hypothyroidism.